Feasibility of low concentration iodinated contrast medium in portal venous abdominal imaging: performance of photon-counting CT virtual monoenergetic imaging compared to conventional EID-CT.
PURPOSE To evaluate whether reduced-iodine photon-counting CT (RI-PCCT) virtual monoenergetic imaging (VMI) provides comparable quantitative and non-inferior qualitative image quality compared with standard-iodine energy-integrating detector CT (SI-EIDCT) in portal venous phase abdominal imaging, and to identify the op...